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PoE Ideal Diode Bridge Controller
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LT4321IUF#PBF by Analog Devices Inc is an Other Signal Circuit.
Other Signal Circuits are under the broader part category of Signal Circuits.
A signal is an electronic means of transmitting information, either as an analog signal with continuous values or a digital signal with discrete values. Signals are used in various systems and networks. Read more about Signal Circuits on our Signal Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
DISTI #
51AK8903
|
Newark | Ideal Diode Bridge Controller, Qfn-Ep-16, Ic Function:Ideal Diode Controller, Supply Voltage Min:20V, Supply Voltage Max:80V, Ic Package Type:Qfn-Ep, No. Of Pins:16Pins, Operating Temperature Min:-40°C, Operating Temperature Max:85°Crohs Compliant: Yes |Analog Devices LT4321IUF#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 16 |
|
$2.4300 / $5.8800 | Buy Now |
DISTI #
505-LT4321IUF#PBF-ND
|
DigiKey | IC OR CTRLR BRIDGE RECT 16QFN Min Qty: 1 Lead time: 20 Weeks Container: Tube |
1107 In Stock |
|
$2.2250 / $5.8800 | Buy Now |
DISTI #
584-LT4321IUF#PBF
|
Mouser Electronics | Power Management Specialized - PMIC PoE Ideal Diode Bridge Cntr RoHS: Compliant | 0 |
|
$2.2800 / $4.4100 | Order Now |
|
Analog Devices Inc | PoE Ideal Diode Bridge Cntr Package Multiple: 91 | 283 |
|
$1.7400 / $5.8800 | Buy Now |
DISTI #
LT4321IUF#PBF
|
Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 273 | 0 |
|
$2.3000 / $2.5200 | Buy Now |
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LT4321IUF#PBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LT4321IUF#PBF
Analog Devices Inc
PoE Ideal Diode Bridge Controller
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Package Description | 4 X 4 MM, LEAD FREE, PLASTIC, MO-220WGGC, QFN-16 | |
Pin Count | 16 | |
Manufacturer Package Code | 05-08-1692 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Analog Devices | |
Analog IC - Other Type | ANALOG CIRCUIT | |
JESD-30 Code | S-PQCC-N16 | |
JESD-609 Code | e3 | |
Length | 4 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 16 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | HVQCCN | |
Package Shape | SQUARE | |
Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
Peak Reflow Temperature (Cel) | 260 | |
Seated Height-Max | 0.8 mm | |
Supply Voltage-Max (Vsup) | 80 V | |
Supply Voltage-Min (Vsup) | 20 V | |
Supply Voltage-Nom (Vsup) | 55 V | |
Surface Mount | YES | |
Technology | BIPOLAR | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.65 mm | |
Terminal Position | QUAD | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 4 mm |
This table gives cross-reference parts and alternative options found for LT4321IUF#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT4321IUF#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
LT4321IUF#TRPBF | Analog Devices Inc | $2.8605 | PoE Ideal Diode Bridge Controller | LT4321IUF#PBF vs LT4321IUF#TRPBF |
LT4321IUF#PBF | Linear Technology | Check for Price | LT4321 - PoE Ideal Diode Bridge Controller; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT4321IUF#PBF vs LT4321IUF#PBF |
LT4321IUF#TRPBF | Linear Technology | Check for Price | LT4321 - PoE Ideal Diode Bridge Controller; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT4321IUF#PBF vs LT4321IUF#TRPBF |
LT4321HUF#TRPBF | Analog Devices Inc | Check for Price | PoE Ideal Diode Bridge Controller | LT4321IUF#PBF vs LT4321HUF#TRPBF |
A good PCB layout for the LT4321 involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
To ensure stability, make sure the input and output capacitors are properly selected and placed close to the device. Also, ensure the PCB layout is well-designed, and the device is properly decoupled from the power supply. Additionally, follow the recommended component values and layout guidelines in the datasheet.
The LT4321 is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
The LT4321 is rated for a maximum input voltage of 80V. Exceeding this voltage may damage the device. If you need to use the device in a high-voltage application, consider using voltage dividers or other protection circuits to ensure the input voltage remains within the recommended range.
To troubleshoot issues with the LT4321, start by verifying the power supply voltage and ensuring it's within the recommended range. Check the input and output voltages, and verify the device is properly decoupled from the power supply. Use an oscilloscope to check for oscillations or other anomalies. Consult the datasheet and application notes for guidance on troubleshooting common issues.